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run code in 200+ php & hhvm versions
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<?php echo "\u{202E}Reversed text\n"; echo "\u{202D}Coolness :)\n";
based on r8PSh
Output for 7.0.0 - 7.2.0
‮Reversed text ‭Coolness :)
Output for 5.3.18 - 5.6.28
\u{202E}Reversed text \u{202D}Coolness :)